| 1. | An undecorated postern gate also was constructed through the north wall.
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| 2. | In 1939 this postern was completely restored with the original features.
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| 3. | Another postern gate may have been set into the collapsed south wall.
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| 4. | The largest buildings are the barracks with the central postern.
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| 5. | The wall was breached only by four gates and a few small posterns.
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| 6. | There was a postern gate just south of the north-east tower.
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| 7. | To the south was the much smaller Postern Park.
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| 8. | Simple posterns piercing the wall were added to improve traffic flow.
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| 9. | However, some posterns were intended to be defended.
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| 10. | It was pierced with thirteen gateways, exclusive of a small postern wicket.
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